Etnomatematika pada Buku Saku Digital Berbasis Android Materi Segitiga dan Segiempat MTs

Abstract

Abtract: This research aims to produce a digital pocket book that is declared valid, suitable, interesting, and effective for use as a medium for learning mathematics. This research is a research and development (R&D) with a 4D development model from Thiagarajan which consists of 4 steps, namely: define, design, develop, and disseminate. The subjects of this research were students of class VII MTs in Lampung district. The research instruments used interviews, material and media expert validator questionnaires, student attractiveness response questionnaires, and tests. The results of validation material expert and media expert obtained scores of 3.69 and 3.75 with the criteria "feasible", the results of the small and large group trials obtained a score of 3.7 and 3.79 with the criteria "very interesting", while the results of the effectiveness test obtained an N-gain score of 0.72 in the "high" category. The conclusion is that an android based digital pocket book characterized by ethnomathematics is declared valid, feasible, interesting, and effective as a medium for learning mathematics.